@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Orbitron:wght@400;600;700&display=swap');

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-hover: rgba(255, 255, 255, 0.1);
  --text: rgba(255, 255, 255, 0.92);
  --text-muted: rgba(255, 255, 255, 0.5);
  --text-dim: rgba(255, 255, 255, 0.3);
  --accent: #a78bfa;
  --accent-glow: rgba(167, 139, 250, 0.4);
  --gold: #fbbf24;
  --gold-glow: rgba(251, 191, 36, 0.35);
  --danger: #f43f5e;
  --success: #34d399;
  --cyan: #22d3ee;
  --cyan-glow: rgba(34, 211, 238, 0.35);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: #06060f;
  color: var(--text);
  cursor: crosshair;
  user-select: none;
  -webkit-user-select: none;
}

/* ═══════════════════════════════════════════
   CANVAS
   ═══════════════════════════════════════════ */
#canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* ═══════════════════════════════════════════
   LOADING SCREEN
   ═══════════════════════════════════════════ */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #06060f;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

#loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  background: linear-gradient(135deg, var(--accent), #818cf8, #22d3ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 2rem;
  animation: loadingPulse 2s ease-in-out infinite;
}

.loading-bar-track {
  width: 280px;
  height: 3px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
  overflow: hidden;
}

.loading-bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #22d3ee);
  border-radius: 3px;
  transition: width 0.4s ease;
  box-shadow: 0 0 12px var(--accent-glow);
}

.loading-status {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@keyframes loadingPulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

/* ── Entry Button ── */
.entry-button {
  display: none; /* shown by JS when loaded */
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-top: 2.5rem;
  padding: 18px 48px;
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.15), rgba(34, 211, 238, 0.1));
  border: 1px solid rgba(167, 139, 250, 0.35);
  border-radius: 60px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
  animation: entryGlow 2s ease-in-out infinite;
}

.entry-button::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 60px;
  background: conic-gradient(from 0deg, var(--accent), var(--cyan), var(--accent));
  z-index: -1;
  opacity: 0.3;
  animation: entryRotate 4s linear infinite;
  filter: blur(8px);
}

.entry-button:hover {
  transform: scale(1.06);
  border-color: rgba(167, 139, 250, 0.6);
  box-shadow: 0 0 40px var(--accent-glow), 0 0 80px rgba(34, 211, 238, 0.15);
}

.entry-button:active {
  transform: scale(0.97);
}

.entry-icon {
  font-size: 1.6rem;
}

.entry-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.entry-sub {
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

@keyframes entryGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(167, 139, 250, 0.1); }
  50% { box-shadow: 0 0 40px rgba(167, 139, 250, 0.25), 0 0 60px rgba(34, 211, 238, 0.1); }
}

@keyframes entryRotate {
  to { transform: rotate(360deg); }
}

/* ═══════════════════════════════════════════
   MODE NOTIFICATION BANNER (top-center overlay)
   ═══════════════════════════════════════════ */
.mode-notification {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-30px);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 28px;
  background: rgba(10, 10, 30, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 16px;
  box-shadow: 0 0 40px rgba(34, 211, 238, 0.15), 0 8px 32px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mode-notification.visible {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.mode-notification-icon {
  font-size: 1.8rem;
  animation: notifPulse 1s ease-in-out infinite;
}

@keyframes notifPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

.mode-notification-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.05em;
}

.mode-notification-desc {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ═══════════════════════════════════════════
   UI OVERLAY
   ═══════════════════════════════════════════ */
#ui-overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s ease 0.3s;
}

#ui-overlay.visible {
  opacity: 1;
}

/* ═══════════════════════════════════════════
   CONTROL PANEL (bottom-left)
   ═══════════════════════════════════════════ */
.control-panel {
  position: absolute;
  bottom: 24px;
  left: 24px;
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 320px;
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 16px;
  transition: var(--transition);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.glass-card:hover {
  background: var(--glass-hover);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Title row */
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.panel-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════
   PRESET BUTTONS
   ═══════════════════════════════════════════ */
.preset-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.preset-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.preset-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.preset-btn:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--text);
  transform: translateY(-1px);
}

.preset-btn:hover::before {
  opacity: 0.15;
}

.preset-btn.active {
  background: rgba(167, 139, 250, 0.12);
  border-color: rgba(167, 139, 250, 0.35);
  color: var(--text);
  box-shadow: 0 0 20px rgba(167, 139, 250, 0.1);
}

.preset-btn.active::before {
  opacity: 0.2;
}

.preset-icon {
  font-size: 1.1rem;
  z-index: 1;
}

.preset-name {
  z-index: 1;
}

/* ── Reset Button ── */
.reset-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  margin-top: 10px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.reset-btn:hover {
  background: rgba(244, 63, 94, 0.08);
  border-color: rgba(244, 63, 94, 0.25);
  color: var(--text-muted);
  transform: translateY(-1px);
}

.reset-btn:active {
  transform: scale(0.97);
}

/* ═══════════════════════════════════════════
   STATS ROW
   ═══════════════════════════════════════════ */
.stats-row {
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.stat-value {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

/* ═══════════════════════════════════════════
   DRIVE MODE BUTTONS (Ship engines)
   ═══════════════════════════════════════════ */
.drive-modes {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.drive-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.drive-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text);
}

.drive-btn.active {
  background: rgba(34, 211, 238, 0.08);
  border-color: rgba(34, 211, 238, 0.3);
  color: var(--text);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.08);
}

.drive-btn.active[data-drive="impulse"] {
  background: rgba(251, 191, 36, 0.08);
  border-color: rgba(251, 191, 36, 0.3);
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.08);
}

.drive-btn.active[data-drive="warp"] {
  background: rgba(167, 139, 250, 0.08);
  border-color: rgba(167, 139, 250, 0.3);
  box-shadow: 0 0 16px rgba(167, 139, 250, 0.08);
}

.drive-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.drive-info {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.drive-name {
  font-size: 0.78rem;
  font-weight: 600;
}

.drive-desc {
  font-size: 0.62rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════════
   SPEED TEST BUTTON
   ═══════════════════════════════════════════ */
.speed-test-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.1), rgba(167, 139, 250, 0.08));
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-sm);
  color: var(--cyan);
  font-family: 'Orbitron', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 10px;
}

.speed-test-btn:hover {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.18), rgba(167, 139, 250, 0.14));
  border-color: rgba(34, 211, 238, 0.4);
  transform: translateY(-1px);
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.15);
}

.speed-test-btn:active {
  transform: translateY(0);
}

.speed-test-btn.testing {
  pointer-events: none;
  animation: testPulse 0.8s ease-in-out infinite;
}

@keyframes testPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(34, 211, 238, 0.1); }
  50% { box-shadow: 0 0 30px rgba(34, 211, 238, 0.3); }
}

.speed-test-icon {
  font-size: 1rem;
}

/* Speed test result */
.speed-result {
  display: none;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
  padding: 10px 12px;
  background: rgba(34, 211, 238, 0.04);
  border: 1px solid rgba(34, 211, 238, 0.12);
  border-radius: var(--radius-sm);
}

.speed-result.visible {
  display: flex;
}

.speed-result-bar {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.speed-result-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--accent));
  border-radius: 4px;
  transition: width 0.3s ease;
  box-shadow: 0 0 8px var(--cyan-glow);
}

.speed-result-text {
  font-size: 0.72rem;
  color: var(--cyan);
  font-weight: 500;
  text-align: center;
  min-height: 1.2em;
}

/* ═══════════════════════════════════════════
   NETWORK MONITOR (mini graph)
   ═══════════════════════════════════════════ */
.net-monitor {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#net-graph {
  width: 100%;
  height: 50px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.3);
}

.net-stats {
  display: flex;
  justify-content: space-around;
}

.net-stat {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  color: var(--text-muted);
}

.net-arrow {
  font-size: 0.6rem;
}

.net-arrow.down { color: var(--success); }
.net-arrow.up   { color: var(--cyan); }

.net-val {
  font-family: 'Orbitron', sans-serif;
  font-weight: 600;
  font-size: 0.72rem;
  color: var(--text);
  min-width: 32px;
  text-align: right;
}

.net-unit {
  font-size: 0.58rem;
  color: var(--text-dim);
}

/* ═══════════════════════════════════════════
   AUDIO TOGGLE (bottom-right)
   ═══════════════════════════════════════════ */
.audio-controls {
  position: absolute;
  bottom: 24px;
  right: 24px;
  pointer-events: auto;
  display: flex;
  gap: 10px;
}

.icon-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.icon-btn:hover {
  background: var(--glass-hover);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.15);
  transform: scale(1.08);
}

.icon-btn.active {
  background: rgba(167, 139, 250, 0.15);
  border-color: rgba(167, 139, 250, 0.4);
  color: var(--accent);
  box-shadow: 0 0 20px rgba(167, 139, 250, 0.15);
}

/* ═══════════════════════════════════════════
   INTERACTION HINT (top-center)
   ═══════════════════════════════════════════ */
.interaction-hint {
  position: absolute;
  top: 32px;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
  text-align: center;
  transition: opacity 1s ease;
}

.hint-text {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

.hint-text span {
  color: var(--text-muted);
  font-weight: 500;
}

.interaction-hint.faded {
  opacity: 0;
}

/* ═══════════════════════════════════════════
   ACHIEVEMENT NOTIFICATIONS
   ═══════════════════════════════════════════ */
.achievement-container {
  position: absolute;
  top: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
  z-index: 100;
}

.achievement-toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(30, 20, 10, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(251, 191, 36, 0.25);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 40px var(--gold-glow);
  transform: translateX(120%);
  opacity: 0;
  animation: achievementSlideIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  min-width: 260px;
}

.achievement-toast.removing {
  animation: achievementSlideOut 0.4s ease-in forwards;
}

.achievement-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
}

.achievement-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.achievement-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  font-weight: 600;
}

.achievement-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.achievement-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
}

@keyframes achievementSlideIn {
  0% { transform: translateX(120%); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

@keyframes achievementSlideOut {
  0% { transform: translateX(0); opacity: 1; }
  100% { transform: translateX(120%); opacity: 0; }
}

/* ═══════════════════════════════════════════
   GRAVITY WELL RIPPLE (click feedback)
   ═══════════════════════════════════════════ */
.click-ripple {
  position: fixed;
  width: 60px;
  height: 60px;
  border: 2px solid rgba(167, 139, 250, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 5;
  transform: translate(-50%, -50%) scale(0);
  animation: rippleExpand 0.8s ease-out forwards;
}

@keyframes rippleExpand {
  0% { transform: translate(-50%, -50%) scale(0); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(3); opacity: 0; }
}

/* ═══════════════════════════════════════════
   MODE INDICATOR (top-left)
   ═══════════════════════════════════════════ */
.mode-indicator {
  position: absolute;
  top: 24px;
  left: 24px;
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mode-badge {
  padding: 6px 14px;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.mode-badge:hover {
  background: var(--glass-hover);
  color: var(--text);
}

.mode-badge.attract { border-color: rgba(167, 139, 250, 0.3); }
.mode-badge.repel { border-color: rgba(244, 63, 94, 0.3); }

.mode-badge.active.attract {
  background: rgba(167, 139, 250, 0.12);
  color: var(--accent);
}

.mode-badge.active.repel {
  background: rgba(244, 63, 94, 0.12);
  color: var(--danger);
}

/* ═══════════════════════════════════════════
   SCROLLBAR KILL
   ═══════════════════════════════════════════ */
::-webkit-scrollbar { display: none; }

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 640px) {
  .control-panel {
    bottom: 16px;
    left: 16px;
    right: 16px;
    max-width: none;
  }

  .audio-controls {
    bottom: auto;
    top: 16px;
    right: 16px;
  }

  .achievement-container {
    top: auto;
    bottom: 200px;
    right: 16px;
    left: 16px;
  }

  .achievement-toast {
    min-width: auto;
  }

  .mode-indicator {
    top: 16px;
    left: 16px;
  }

  .interaction-hint {
    top: 70px;
  }

  .glass-card {
    padding: 12px;
  }

  .preset-grid {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .mode-notification {
    top: 60px;
    left: 16px;
    right: 16px;
    transform: translateX(0) translateY(-30px);
  }

  .mode-notification.visible {
    transform: translateX(0) translateY(0);
  }
}

/* ═══════════════════════════════════════════
   ACHIEVEMENTS BUTTON (in stats card)
   ═══════════════════════════════════════════ */
.achievements-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  margin-top: 10px;
  padding: 8px 12px;
  background: rgba(251, 191, 36, 0.05);
  border: 1px solid rgba(251, 191, 36, 0.15);
  border-radius: var(--radius-sm);
  color: var(--gold);
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.achievements-btn:hover {
  background: rgba(251, 191, 36, 0.1);
  border-color: rgba(251, 191, 36, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.1);
}

.ach-count {
  margin-left: auto;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.65rem;
  opacity: 0.7;
}

/* ═══════════════════════════════════════════
   ACHIEVEMENTS PANEL (overlay modal)
   ═══════════════════════════════════════════ */
.ach-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.35s ease;
}

.ach-overlay.visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.ach-panel {
  width: 90%;
  max-width: 420px;
  max-height: 75vh;
  display: flex;
  flex-direction: column;
  padding: 20px !important;
  transform: scale(0.92) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.ach-overlay.visible .ach-panel {
  transform: scale(1) translateY(0);
}

.ach-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ach-panel-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.ach-close {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}

.ach-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.ach-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  padding-right: 4px;
}

.ach-list::-webkit-scrollbar { display: block; width: 3px; }
.ach-list::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.1); border-radius: 3px; }

.ach-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.ach-item.unlocked {
  background: rgba(251, 191, 36, 0.06);
  border-color: rgba(251, 191, 36, 0.2);
}

.ach-item.locked { opacity: 0.45; }
.ach-item.locked .ach-item-icon { filter: grayscale(1); }

.ach-item-icon { font-size: 1.4rem; flex-shrink: 0; width: 32px; text-align: center; }

.ach-item-info { display: flex; flex-direction: column; gap: 2px; flex: 1; }

.ach-item-name { font-size: 0.78rem; font-weight: 600; color: var(--text); }
.ach-item.locked .ach-item-name { color: var(--text-muted); }

.ach-item-desc { font-size: 0.65rem; color: var(--text-dim); }

.ach-item-status { font-size: 0.6rem; font-weight: 600; letter-spacing: 0.06em; flex-shrink: 0; }
.ach-item.unlocked .ach-item-status { color: var(--gold); }
.ach-item.locked .ach-item-status { color: var(--text-dim); }